modified urea - formaldehyde resin

• 改性脲醛树脂

modified urea - formaldehyde resin的用法和样例：

例句

1. A kind of modified low toxic urea-formaldehyde resin was synthesized.
   经过大量试验合成了一种低毒改性脲醛树脂。
2. Gain Modified urea formaldehyde resin foam plastics by the carbonic acid hydrogen ammonia.
   通过碳酸氢铵发泡法发泡制得开孔改性脲醛树脂泡沫塑料。